Home / 11,355.02-17,032.58-3,457.60

Finding the Fourth Proportional to 11,355.02, 17,032.58 and 3,457.60

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Solution

The fourth proportional to 11,355.02, 17,032.58 and 3,457.60 is: 5,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.02 : 17,032.58 = 3,457.60 : x
  2. Step 2: Convert to fraction form
    11,355.02/17,032.58 = 3,457.60/x
  3. Step 3: Cross multiply
    11,355.02x = 17,032.58 × 3,457.60
  4. Step 4: Simplify right side
    11,355.02x = 58,891,848.61
  5. Step 5: Solve for x
    x = 58,891,848.61/11,355.02
  6. Step 6: Final answer
    x = 5,186.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.